/* ------------------------------------------------------------------------------
 *
 *  # Datatables data sources
 *
 *  Specific JS code additions for datatable_data_sources.html page
 *
 *  Version: 1.0
 *  Latest update: Aug 1, 2015
 *
 * ---------------------------------------------------------------------------- */

$(function () {


    // Table setup
    // ------------------------------

    // Setting datatable defaults
    $.extend($.fn.dataTable.defaults, {
        autoWidth: false,
        columnDefs: [{
            orderable: false,
            width: '100px',
            targets: [5]
        }],
        dom: '<"datatable-header"fl><"datatable-scroll"t><"datatable-footer"ip>',
        language: {
            search: '<span>Filter:</span> _INPUT_',
            lengthMenu: '<span>Show:</span> _MENU_',
            paginate: {'first': 'First', 'last': 'Last', 'next': '&rarr;', 'previous': '&larr;'}
        },
        drawCallback: function () {
            $(this).find('tbody tr').slice(-3).find('.dropdown, .btn-group').addClass('dropup');
        },
        preDrawCallback: function () {
            $(this).find('tbody tr').slice(-3).find('.dropdown, .btn-group').removeClass('dropup');
        }
    });


    // HTML sourced data
    $('.datatable-html').dataTable();


    // AJAX sourced data
    $('.datatable-ajax').dataTable({
        ajax: 'assets/demo_data/tables/datatable_ajax.json'
    });


    // Javascript sourced data
    var dataSet = [
        ['Trident', 'Internet Explorer 4.0', 'Win 95+', '4', 'X'],
        ['Trident', 'Internet Explorer 5.0', 'Win 95+', '5', 'C'],
        ['Trident', 'Internet Explorer 5.5', 'Win 95+', '5.5', 'A'],
        ['Trident', 'Internet Explorer 6', 'Win 98+', '6', 'A'],
        ['Gecko', 'Firefox 1.0', 'Win 98+ / OSX.2+', '1.7', 'A'],
        ['Gecko', 'Firefox 1.5', 'Win 98+ / OSX.2+', '1.8', 'A'],
        ['Gecko', 'Firefox 2.0', 'Win 98+ / OSX.2+', '1.8', 'A'],
        ['Gecko', 'Firefox 3.0', 'Win 2k+ / OSX.3+', '1.9', 'A'],
        ['Gecko', 'Camino 1.0', 'OSX.2+', '1.8', 'A'],
        ['Gecko', 'Camino 1.5', 'OSX.3+', '1.8', 'A'],
        ['Webkit', 'Safari 1.2', 'OSX.3', '125.5', 'A'],
        ['Webkit', 'Safari 1.3', 'OSX.3', '312.8', 'A'],
        ['Webkit', 'Safari 2.0', 'OSX.4+', '419.3', 'A'],
        ['Presto', 'Opera 7.0', 'Win 95+ / OSX.1+', '-', 'A'],
        ['Presto', 'Opera 7.5', 'Win 95+ / OSX.2+', '-', 'A'],
        ['Misc', 'NetFront 3.1', 'Embedded devices', '-', 'C'],
        ['Misc', 'NetFront 3.4', 'Embedded devices', '-', 'A'],
        ['Misc', 'Dillo 0.8', 'Embedded devices', '-', 'X'],
        ['Misc', 'Links', 'Text only', '-', 'X']
    ];

    $('.datatable-js').dataTable({
        data: dataSet,
        columnDefs: []
    });


    // Nested object data
    $('.datatable-nested').dataTable({
        ajax: 'assets/demo_data/tables/datatable_nested.json',
        columns: [
            {data: "name[, ]"},
            {data: "hr.0"},
            {data: "office"},
            {data: "extn"},
            {data: "hr.2"},
            {data: "hr.1"}
        ]
    });


    // Generate content for a column
    var table = $('.datatable-generated').DataTable({
        ajax: 'assets/demo_data/tables/datatable_ajax.json',
        columnDefs: [{
            targets: 2,
            data: null,
            defaultContent: "<button class='label label-default'>Show</button>"
        },
            {
                orderable: false,
                targets: [0, 2]
            }]
    });

    $('.datatable-generated tbody').on('click', 'button', function () {
        var data = table.row($(this).parents('tr')).data();
        alert(data[0] + "'s location is: " + data[2]);
    });


    // External table additions
    // ------------------------------

    // Add placeholder to the datatable filter option
    $('.dataTables_filter input[type=search]').attr('placeholder', 'Type to filter...');


    // Enable Select2 select for the length option
    $('.dataTables_length select').select2({
        minimumResultsForSearch: Infinity,
        width: 'auto'
    });

});
